A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-01-650-5735
NSN 6620-01-412-0938
NSN 6135-01-388-2761
NSN 6685-00-186-9190
NSN 6240-01-060-6037
NSN 5996-01-333-3419
NSN 5950-01-513-5455
NSN 5935-01-123-8686
NSN 6645-00-144-4868
NSN 6135-01-598-9890
NSN 5855-01-465-4083
NSN 5975-00-004-1458